a{
    text-decoration: none;
}
.active{
    color: #2f8cdb;
    border-bottom: 2px solid #479de6;  
}
.header-height{
    margin-bottom: 70px;
    
    nav{
        background-color: #ffffff;
    }
    .nav-height{
        height: 70px;
        line-height: 70px;
        .navbar-height li{
            margin-right: 50px;
        }
        .navbar-height li a{
            margin-top: 10px;
            color: #333333;
            font-size: 16px;
            padding: 0 2px 7px;
            line-height: 40px;
            background-color: #ffffff;
            .active{
                color: #2f8cdb;
                border-bottom: 2px solid #479de6;
                background-color: #ffffff;
            }
        }
        .navbar-height li a:hover{
            color: #2f8cdb;
            border-bottom: 2px solid #479de6;
            background-color: #ffffff;
        }
    }
}
.title-icon{
    line-height: 70px;
    font-size: 20px;
    color: #333333;
}
.title-icon img{
    margin-top: -5px;
    width: 32px;
    height: 32px;
    margin-right: 5px;
    vertical-align: middle;
}
.header-nav{
    margin-left: 207px;
}
.header-nav ul li{
    display: inline-block;
    padding: 7px 15px;
    text-align: center;
    font-size: 16px;
    color: #333333;
}